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(WN) Southwest Airlines 3903 On-Time Performance Rating

Date Range:

01-Feb-2026 to 31-Mar-2026

(FAT) Fresno Yosemite International Airport

Fresno, CA, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)
On-Time
31
94%
Late
0
0%
Very Late
0
0%
Excessive
2
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
52.875
Standard Deviation
117.2
Min
0
Max
340

WN 3903 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 94%
Average Delay Time 52.875 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 94%
This flight has an on-time performance of 94%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
0.8 of 5
Poor
Average Delay Time 52.875 min
This flight has an average delay of 52.875 minutes with a standard deviation of 117.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.

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